Fix WStringStream to accept const char strings

src/Wt/WStringStream.C

@@ -116,7 +116,7 @@ WStringStream& WStringStream::operator<< (char c)
   return *this;
 }
 
-WStringStream& WStringStream::operator<< (char *s)
+WStringStream& WStringStream::operator<< (const char *s)
 {
   append(s, std::strlen(s));
 

src/Wt/WStringStream.h

@@ -98,31 +98,13 @@ class WT_API WStringStream
    */
   void append(const char *s, int length);
 
-#ifndef WT_TARGET_JAVA
-  /*
-   * Should not be implemented but is needed to support the specialization
-   * for string literals !
-   */
-  template <typename T>
-    inline WStringStream& operator<< (T t) {
-    WStringStream please_cast_to_a_supported_type = t;
-    please_cast_to_a_supported_type << 'a'; // silence compiler for normal case
-    return *this;
-  }
-
-  template <std::size_t N>
-    WStringStream& operator<< (const char (&s)[N]) {
-    append(s, N-1); return *this; 
-  }
-#endif // WT_TARGET_JAVA
-
   /*! \brief Appends a character.
    */
   WStringStream& operator<< (char);
 
   /*! \brief Appends a C string.
    */
-  WStringStream& operator<< (char *s);
+  WStringStream& operator<< (const char *s);
 
   /*! \brief Appends a C++ string.
    */

src/web/EscapeOStream.C

@@ -161,7 +161,7 @@ void EscapeOStream::append(const char *s, std::size_t len)
     put(s, *this);
 }
 
-EscapeOStream& EscapeOStream::operator<< (char *s)
+EscapeOStream& EscapeOStream::operator<< (const char *s)
 {
   if (c_special_ == 0)
     stream_ << s;

src/web/EscapeOStream.h

@@ -33,22 +33,8 @@ class WT_API EscapeOStream
   void append(const std::string& s, const EscapeOStream& rules);
   void append(const char *s, std::size_t len);
 
-#ifndef WT_TARGET_JAVA
-  /*
-   * Should not be implemented but is needed to support the specialization
-   * for string literals !
-   */
-  template <typename T>
-  inline EscapeOStream& operator<< (T t);
-
-  template <std::size_t N>
-    EscapeOStream& operator<< (const char (&s)[N]) {
-    append(s, N-1); return *this; 
-  }
-#endif // WT_TARGET_JAVA
-
   EscapeOStream& operator<< (char);
-  EscapeOStream& operator<< (char *s);
+  EscapeOStream& operator<< (const char *s);
   EscapeOStream& operator<< (const std::string& s);
   EscapeOStream& operator<< (int);
   EscapeOStream& operator<< (long long);